Corrected an example in the natural key serialization docs. Thanks to Alex Gaynor for the report.
Corrected an example in the natural key serialization docs. Thanks to Alex Gaynor for the report.

git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@11907 bcc190cf-cafb-0310-a4f2-bffc1f526a37

svn2github/django,svn2github/django,svn2github/django